Experiments in psychical science : levitation, contact, and the direct voice (1919)
Crawford, W. J. (William Jackson), 1880-1920, Crawford, W. J. (William Jackson), 1880-1920. Reality of psychic phenomena, Harry Houdini Collection (Library of Congress) DLC · New York : E.P. Dutton & Co. · leaf 52
protected from the large reaction forces,the latter in this case being on the floor insteadof on her body. The operators also say, that they much preferto work with a true cantilever, for, when theyhave to rest the end of it upon the floor* the 36 EXPERIMENTS IN PSYCHICAL SCIENCE structure is badly… … Fig. 8. Fig. 9. cantilever. Figs. 8 and 9 show the two processesdiagrammatically. Experiment 3: Effect of base of cantilever col-umn resting on pressure recorder. Proof of the operators statement given inExperiment 2 that they can rest the bottom endof the columnar part of the cantilever upon…
Parapsychology · Spiritualism
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